------------[ cut here ]------------ WARNING: CPU: 1 PID: 3788 at net/mac80211/tx.c:4851 __ieee80211_beacon_get+0x183d/0x2080 net/mac80211/tx.c:5075 Modules linked in: CPU: 1 PID: 3788 Comm: syz-executor104 Not tainted 5.15.149-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline] RIP: 0010:__ieee80211_beacon_get+0x183d/0x2080 net/mac80211/tx.c:5075 Code: ff e8 47 81 cb f7 0f 0b e9 4b fa ff ff e8 3b 81 cb f7 0f 0b e9 3b fe ff ff e8 2f 81 cb f7 0f 0b e9 06 ee ff ff e8 23 81 cb f7 <0f> 0b e9 91 f0 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 2d ea RSP: 0018:ffffc90000dd0840 EFLAGS: 00010246 RAX: ffffffff89b4b4bd RBX: 0000000000000000 RCX: ffff888023601dc0 RDX: 0000000080000101 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000dd0a70 R08: ffffffff89b4a548 R09: ffffffff89b49f1b R10: 0000000000000003 R11: ffff888023601dc0 R12: dffffc0000000000 R13: ffff88806f770c80 R14: ffff88806f772298 R15: 1ffff920001ba118 FS: 00007f3f6be3c6c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000202a5030 CR3: 0000000019380000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_beacon_get_tim+0xb7/0x950 net/mac80211/tx.c:5194 ieee80211_beacon_get include/net/mac80211.h:4981 [inline] mac80211_hwsim_beacon_tx+0xe2/0x8a0 drivers/net/wireless/mac80211_hwsim.c:1812 __iterate_interfaces+0x21e/0x4b0 net/mac80211/util.c:793 ieee80211_iterate_active_interfaces_atomic+0xaf/0x140 net/mac80211/util.c:829 mac80211_hwsim_beacon+0xa7/0x180 drivers/net/wireless/mac80211_hwsim.c:1865 __run_hrtimer kernel/time/hrtimer.c:1686 [inline] __hrtimer_run_queues+0x598/0xcf0 kernel/time/hrtimer.c:1750 hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1767 __do_softirq+0x3b3/0x93a kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x155/0x240 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:lock_acquire+0x44/0x4f0 kernel/locking/lockdep.c:5591 Code: 4c 24 28 4c 89 44 24 38 48 89 4c 24 30 89 54 24 1c 41 89 f6 48 89 7c 24 20 65 48 8b 04 25 28 00 00 00 48 89 84 24 00 01 00 00 <49> bd 00 00 00 00 00 fc ff df 48 c7 44 24 40 b3 8a b5 41 48 c7 44 RSP: 0018:ffffc90003637440 EFLAGS: 00000282 RAX: 4917bfbee76a2700 RBX: dffffc0000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88801d017598 RBP: ffffc90003637588 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: ffff88801d017530 R14: 0000000000000000 R15: 0000000000000000 __mutex_lock_common+0x1da/0x25a0 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 __unix_dgram_recvmsg+0x24d/0x1260 net/unix/af_unix.c:2311 ____sys_recvmsg+0x286/0x530 ___sys_recvmsg+0x1ec/0x690 net/socket.c:2692 do_recvmmsg+0x36f/0x8f0 net/socket.c:2786 __sys_recvmmsg net/socket.c:2865 [inline] __do_sys_recvmmsg net/socket.c:2888 [inline] __se_sys_recvmmsg net/socket.c:2881 [inline] __x64_sys_recvmmsg+0x195/0x240 net/socket.c:2881 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f3f6be9de09 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3f6be3c228 EFLAGS: 00000246 ORIG_RAX: 000000000000012b RAX: ffffffffffffffda RBX: 00007f3f6bf27378 RCX: 00007f3f6be9de09 RDX: 0000000000010106 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 00007f3f6bf27370 R08: 0000000000000000 R09: 00007f3f6be3c6c0 R10: 0000000000000002 R11: 0000000000000246 R12: 00007f3f6bf2737c R13: 00007f3f6bef41c4 R14: 0031313230386c6e R15: 00007fff296d5e48 ---------------- Code disassembly (best guess): 0: 4c 24 28 rex.WR and $0x28,%al 3: 4c 89 44 24 38 mov %r8,0x38(%rsp) 8: 48 89 4c 24 30 mov %rcx,0x30(%rsp) d: 89 54 24 1c mov %edx,0x1c(%rsp) 11: 41 89 f6 mov %esi,%r14d 14: 48 89 7c 24 20 mov %rdi,0x20(%rsp) 19: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax 20: 00 00 22: 48 89 84 24 00 01 00 mov %rax,0x100(%rsp) 29: 00 * 2a: 49 bd 00 00 00 00 00 movabs $0xdffffc0000000000,%r13 <-- trapping instruction 31: fc ff df 34: 48 c7 44 24 40 b3 8a movq $0x41b58ab3,0x40(%rsp) 3b: b5 41 3d: 48 rex.W 3e: c7 .byte 0xc7 3f: 44 rex.R